UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101700.upa.cvt Date: 0000Z 17 OCT 25 Searching for X4009... Searching the city database file for: X4009 ... Date:0000Z 17 OCT 25 Station: X4009 WMO ident: 34009 Latitude: 51.77 Longitude: 36.17 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- 0 1000 170 200 3 SFC 991 244 5.8 4.6 92 1.2 5.2 200 3 279.7 280.6 278.8 294.4 5.36 2 963 478 5.8 3.1 83 2.7 4.5 225 8 282.0 282.8 279.4 295.8 4.96 3 925 806 3.4 0.0 78 3.4 1.9 260 15 282.8 283.5 278.8 294.4 4.13 4 850 1488 -1.3 -4.3 80 3.0 -2.5 260 21 284.8 285.4 278.7 294.1 3.27 5 806 1909 -4.9 -7.4 83 2.5 -5.8 268 22 285.3 285.8 278.2 293.2 2.72 6 794 2027 -2.9 -6.3 77 3.4 -4.2 271 22 288.7 289.2 280.2 297.4 3.00 7 723 2762 -8.3 -12.5 72 4.2 -9.6 285 24 290.6 291.0 279.8 296.6 2.02 8 708 2925 -6.9 -13.9 57 7.0 -9.1 288 25 293.9 294.2 281.1 299.5 1.84 9 700 3014 -7.3 -17.3 45 10.0 -10.1 290 25 294.4 294.7 280.8 298.7 1.40 10 698 3036 -7.7 -18.7 41 11.0 -10.7 294.2 294.4 280.5 298.1 1.25 11 561 4700 -18.7 -24.7 59 6.0 -19.9 300.2 300.4 282.7 303.2 0.92 TRP WND Sounding variables and indices Freezing level: 870.74 mb = 1299.36 m = 4262.95 ft Wetbulb zero: 892.66 mb = 1093.01 m = 3585.96 ft Precipitable water: 0.45 inches Sfc-500 mean rel hum: 66.66 % Est. max temperature: 11.01 C = 51.82 F Sfc-Lift cond lev (LCL): 972.85 mb = 395.06 m = 1296.12 ft T: 5.80 C ThetaE index: 2.59 C Layer 925.0- 794.0 mb Conv cond level (CCL): 876.37 mb = 1241.61 m = 4073.47 ft Mean mixing ratio: 4.50 g/kg Conv temperature: 10.19 C = 50.34 F Cap Strength: 6.83 C Lifted Index @700 mb: 5.22 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.79 J/kg Max Up Vert Vel: 4.86 m/s Conv Inhibition (B-): 481.88 J/kg Cap Strength: 6.67 C Lift Cond Lev (LCL): 900.45 mb = 1022.99 m = 3356.23 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 300 at 14 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 991 244 200 3 1.0 2.8 | 132 15 -11.3 10.0 1 925 806 260 15 14.8 2.6 | 194 10 2.5 9.8 2 850 1488 260 21 20.7 3.6 | 218 14 8.4 10.8 3 700 3014 290 25 23.5 -8.6 | 277 11 11.2 -1.4 Wind Parameters Mean winds (0-6000m): 270.2 at 19.0 knts Storm direction: 300.2 at 14.3 knts Shear (0-3000m) pos: 5.0 neg: 0.0 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 145.5 deg Storm rel helicity (0-3000m) pos: 102.6 neg: 0.0 tot: 102.6 m^2/s^2 ave: 38.0 10^-3 m/s^2 rel: 0.93 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 5.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.66 Bulk Shear: 17.80 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 250 8 156 11| 12.5 0.0 12.5| 45.5 0.0 45.5 91.0 0.94| 13.8 12.9 1000 257 12 179 10| 9.0 0.0 9.0| 60.2 0.0 60.2 60.2 0.92| 9.9 9.1 1500 259 15 194 10| 7.1 0.0 7.1| 71.9 0.0 71.9 47.9 0.90| 8.0 7.2 2000 263 17 206 10| 5.8 0.0 5.8| 84.6 0.0 84.6 42.3 0.91| 7.0 6.4 2500 267 18 217 10| 5.0 0.0 5.0| 97.3 0.0 97.3 38.9 0.92| 6.5 6.0 3000 NO DATA | 5.0 0.0 5.0| | 4000 NO DATA | 5.0 0.0 5.0| | 5000 NO DATA | 5.0 0.0 5.0| | 6000 NO DATA | 5.0 0.0 5.0| | Wrote GIF file: /home/apache/climate/data/raob//X4009/skewt/X4009.skewt.20251017.00.gif